Allison Moore

Allison Moore (Born July 13, 1961) is an American actress and voice actress who was the voice of Dee Dee for seasons 1 and 3.

Dexter's Laboratory

Moore was one of the original voice actors on Dexter's Laboratory, playing the role of Dee Dee. She had won the role via Genndy Tartakovsky, whom she was college friends with. She left the show originally to pursue an acting career in New York, and was replaced by Kat Cressida for the rest of the original series run. She returned to Los Angeles in 2001, and was brought back as Dee Dee. However Cartoon Network preferred that Kat be brought back as Dee Dee because she was available, and was the voice most associated with the character.